Answer Posted / k.prakashchandra

Working voltage

how to calculate cooling requirement of datacentre from electrical load?

1860

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WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.

3043

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What is core CT & it's function?

1734

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State the frequency for rc phase shift oscillator?

582

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how to calculate magnetic force genrated by a coil ?

1723

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Give the topology of current amplifier with current shunt feedback?

704

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for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?

1526

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Wt is the function of reactive power? How it generates & consume though resultant is zero?

1450

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what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?

1640

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What is ignition module of a CAT Gas Genset G-3508 Engine, Alternator SR4B Series. HOw its checked for correct functioning.Is it repiarable or replacable?

1720

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diff.between servo motor and ac motor

1557

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sir i completed apprentice in TNEB.apprentice is eligible for 'c' licence

1640

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what is the difference between megger and earth resister ??

1331

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What is the Good Earth resistance value of G.I & Cu. Chemical Earthing & Normal Pipe Earthing?

1871

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Describe Non I.S. Earth System and why is it used?

1290

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